GATE PYQ

ISRO CSE 2017

Q21.
What does the following C-statement declare? int (f) (int );

Q22.
Which interrupt in 8085 Microprocessor is unmaskable?

Q23.
The output of a lexical analyzer is

Q24.
In a doubly linked list the number of pointers affected for an insertion operation will be

Q25.
Given two statementsInsertion of an element should be done at the last node of the circular listDeletion of an element should be done at the last node of the circular list

Q26.
If A is a skew symmetric matrix then A^{t} is

Q27.
How many 128x8 bit RAMs are required to design 32Kx32 bit RAM?

Q28.
Given reference to the following pages by a program0,9,0,1,8,1,8,7,8,7,1,2,8,2,7,8,2,3,8,3How many page faults will occur if the program has three page frames available to it and uses an optimal replacement?

Q29.
Pretty Good Privacy (PGP) is used in:

Q30.
MD5 is a widely used hash function for producing hash value of